46076

Appears in sequences

• Number of nonempty subsets of {1,2,...,n} with no gap of length greater than 4 (a set S has a gap of length d if a and b are in S but no x with a < x < b is in S, where b-a=d).at n=15A119407
• Number of integer partitions of n that can be partitioned into distinct pairs of distinct parts, i.e., into a set of edges.at n=51A339560